Number DigitDecimal in the thousandths place
20.998 in Words
20.998 is a positive terminating decimal greater than 1. It has 3 decimal places, and its final digit is in the thousandths place.
Direct Answer
20.998 in words is twenty point nine nine eight.
20.998 Place-Value Breakdown
The digits 2 and 0 form the whole-number part, while 9 in the tenth place, 9 in the hundredth place, and 8 in the thousandth place.
| Part | Digit | Place | Digit value |
|---|---|---|---|
| Whole part | 2 | tens | 20 |
| Whole part | 0 | ones | 0 |
| Decimal part | 9 | tenth | 9/10 |
| Decimal part | 9 | hundredth | 9/100 |
| Decimal part | 8 | thousandth | 8/1000 |
What Kind of Decimal Is 20.998?
20.998 is a positive terminating decimal greater than 1. It is written to the thousandths place.
Expanded Form of 20.998
20.998 = 20 + 9/10 + 9/100 + 8/1000
20.998 = 20 + 998/1000
20.998 = 20 499/500
The final nonzero digit is in the thousandths place, so its value is expressed with a denominator of 1000.
How 20.998 Simplifies to 10499/500
20.998 = 20998/1000
The greatest common divisor of 20998 and 1000 is 2.
20998 ÷ 2 = 10499
1000 ÷ 2 = 500
Therefore, 20998/1000 = 10499/500.
As a mixed fraction, the value is 20 499/500.
20.998 as a Percentage
To convert 20.998 to a percentage, multiply it by 100.
20.998 × 100 = 2099.8
Therefore, 20.998 = 2099.8%.
Decimals Equivalent to 20.998
20.998 = 20.9980 = 20.99800
Adding zeros to the right of a decimal does not change its numerical value. It does change the number of written decimal places and may communicate different precision.
| Decimal | Final place | Exact fraction | Simplified value |
|---|---|---|---|
| 20.998 | thousandths | 20998/1000 | 10499/500 |
| 20.9980 | ten-thousandths | 209980/10000 | 10499/500 |
| 20.99800 | hundred-thousandths | 2099800/100000 | 10499/500 |
Whole Part and Fractional Part
This mixed decimal combines the whole part 20 with the fractional part 998/1000. In place-value words, "and" marks that boundary.
20.998 on a Number Line
20.998 lies between 20 and 21. It is 0.002 below 21 and 0.998 above 20.
20.998 Compared with Similar Decimals
| Decimal | Spoken form | Place-value form | Fraction | Percentage | Relationship |
|---|---|---|---|---|---|
| 2.0998 | two point zero nine nine eight | two and nine hundred ninety-eight ten-thousandths | 10499/5000 | 209.98% | ten times smaller than 20.998 |
| 20.998 | twenty point nine nine eight | twenty and nine hundred ninety-eight thousandths | 10499/500 | 2099.8% | current value |
| 20.9980 | twenty point nine nine eight zero | twenty and nine thousand nine hundred eighty ten-thousandths | 10499/500 | 2099.8% | same numerical value, written to the ten-thousandths place |
| 209.98 | two hundred nine point nine eight | two hundred nine and ninety-eight hundredths | 10499/50 | 20998% | ten times larger than 20.998 |
Quick Practice
How is 20.998 read digit by digit?
Twenty point nine nine eight.
What is the place-value word form of 20.998?
Twenty and nine hundred ninety-eight thousandths.
What fraction is 20.998 in lowest terms?
10499/500.
What percentage is equal to 20.998?
2099.8%.
What is 20.998 as a mixed fraction?
20 499/500.
Between which whole numbers does 20.998 lie?
Between 20 and 21.
Convert Another Decimal
Use the full converter for custom input, examples, and the complete place-name chart.
Ready for a lesson or a little practice
Printable decimal worksheets
Each free PDF contains eight questions. Download a separate answer key with explanations. No account is required.
Frequently Asked Questions
How do you write 20.998 in words?
20.998 in words is twenty point nine nine eight.
Why is 20.998 called twenty and nine hundred ninety-eight thousandths?
There are 3 digits after the point, so the fractional part is expressed in thousandths. Read the complete value as twenty and nine hundred ninety-eight thousandths.
What fraction is 20.998?
20.998 is 20998/1000 exactly and 10499/500 in lowest terms.
Can 20998/1000 be simplified?
Yes. Divide its numerator and denominator by 2 to get 10499/500.
What percentage is 20.998?
20.998 is equal to 2099.8%.
Is 20.998 the same as 20.9980?
Yes. 20.998 and 20.9980 have the same numerical value. However, 20.998 is written to the thousandths place, while 20.9980 is written to the ten-thousandths place and may communicate greater recorded precision.
Is 20.998 larger than 2.0998?
Yes. 20.998 is ten times as large as 2.0998.
What type of decimal is 20.998?
20.998 is a positive terminating decimal greater than 1. It is written to 3 decimal places and represents twenty and nine hundred ninety-eight thousandths.